19705994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3182

約数の個数: 32

約数和(自身を含む): 37763712

約数和(自身を除く): 18057718

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3121, 3157, 6242, 6314, 21847, 34331, 43694, 68662, 127961, 240317, 255922, 480634, 895727, 1407571, 1791454, 2815142, 9852997, 19705994]

約数ペア:

[(1, 19705994), (2, 9852997), (7, 2815142), (11, 1791454), (14, 1407571), (22, 895727), (41, 480634), (77, 255922), (82, 240317), (154, 127961), (287, 68662), (451, 43694), (574, 34331), (902, 21847), (3121, 6314), (3157, 6242)]